<template>
  <div class="wrapper">
      <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图 -->
    <el-card >
            <el-row :gutter="20">
               <el-col :span="8">
                  <el-input placeholder="请输入内容" clearable v-model="queryInfo.query" @clear="getGoodsList()">
                    <el-button slot="append" icon="el-icon-search" @click="getGoodsList()"></el-button>
                  </el-input>
               </el-col>
               <el-col :span="4">
                  <el-button type="primary" @click="addGoods">添加</el-button>
               </el-col>
            </el-row>
            <!-- 表格区域 -->
          <el-table :data="goodsList" border>
            <el-table-column type="index" label="#"></el-table-column>
            <el-table-column prop="goods_name" label="商品名称" width="300"></el-table-column>
            <el-table-column prop="goods_price" label="商品价格"></el-table-column>
            <el-table-column prop="goods_weight" label="商品重量"></el-table-column>
            <el-table-column  label="创建时间">
                <template slot-scope="scope">
                  {{scope.row.add_time | dataFormat}}
                </template>
            </el-table-column>
            <el-table-column label="操作">
                <template slot-scope="scope">
                    <el-button type="primary" size="mini" icon="el-icon-edit"></el-button>
                     <el-button type="danger" size="mini" icon="el-icon-delete" @click="del(scope.row)">

                     </el-button>
                </template>
            </el-table-column>
          </el-table>
         <!-- 分页区 -->
            <el-pagination
              @size-change="handleSizeChange"
              @current-change="handleCurrentChange"
              :current-page="queryInfo.pagenum"
              :page-sizes="[10, 20, 30, 40]"
              :page-size="queryInfo.pagesize"
              layout="total, sizes, prev, pager, next, jumper"
              :total="total">
            </el-pagination>
    </el-card>

  </div>
</template>

<script>
export default {
  data () {
    return {
      // 商品列表参数
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      goodsList: [], // 商品列表
      total: 1

    }
  },
  mounted () {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList () {
      const { data: res } = await this.$axios.get('goods', { params: this.queryInfo })
      // console.log(res)
      if (res.meta.status !== 200) {
        return this.$message.error('获取数据失败')
      }
      this.goodsList = res.data.goods
      this.total = res.data.total
    },
    // 分页器
    handleCurrentChange (newNum) {
      this.queryInfo.pagenum = newNum
      this.getGoodsList()
    },
    handleSizeChange (newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    // 删除数据
    async  del (item) {
      const res = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      if (res === 'cancel') {
        this.$message.info('取消了删除')
      } else {
        const { data: res } = await this.$axios.delete(`goods/${item.goods_id}`)
        console.log(res)
        if (res.meta.status !== 200) {
          this.$message.error('删除失败')
        } else {
          this.$message.success('删除成功')
          this.getGoodsList()
        }
      }
    },
    // 添加商品
    addGoods () {
      this.$router.push('/goods/add')
    }

  }
}
</script>

<style lang="less" scoped>

</style>
